Finding the Fourth Proportional to 843,060.36, 1,163,453.58 and 480,538.92
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Solution
The fourth proportional to 843,060.36, 1,163,453.58 and 480,538.92 is: 663,160.97
Step by Step Solution
- Step 1: Write the proportion equation
843,060.36 : 1,163,453.58 = 480,538.92 : x - Step 2: Convert to fraction form
843,060.36/1,163,453.58 = 480,538.92/x - Step 3: Cross multiply
843,060.36x = 1,163,453.58 × 480,538.92 - Step 4: Simplify right side
843,060.36x = 559,084,726,803.33 - Step 5: Solve for x
x = 559,084,726,803.33/843,060.36 - Step 6: Final answer
x = 663,160.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.